Security readout for executives and security teams
Plain-English summary
CVE-2001-0627 is an old local-file overwrite issue in vi shipped with SCO OpenServer 5.0 through 5.0.6. A user who already has local access could abuse symbolic links to overwrite files. Business urgency is mainly for organizations still running legacy SCO systems with local users or exposed shell access.
Executive priority
Treat as a legacy-system risk. It is not broadly internet-exploitable based on available sources, but it matters where SCO OpenServer remains operational with multiple users. Prioritize inventory and access reduction over emergency response.
Technical view
The vulnerability is described as a symlink attack in SCO OpenServer’s included vi editor. The reported impact is arbitrary file overwrite by a local attacker. The source bundle does not provide CVSS, CWE, patch details, exploit maturity, or affected package identifiers beyond SCO OpenServer 5.0 to 5.0.6.
Likely exposure
Exposure is likely limited to legacy SCO OpenServer 5.0 through 5.0.6 systems where untrusted or semi-trusted users can log in locally or obtain shell access.
Exploitation context
No CISA KEV entry is reported, and the provided sources do not state active exploitation. Abuse requires local access and depends on the vulnerable vi behavior around symbolic links.
Researcher notes
Evidence is sparse. The CVE and IBM X-Force reference identify a local symlink-based arbitrary file overwrite in SCO OpenServer vi. No CVSS, CWE, exploit confirmation, or remediation details are included in the provided public sources.
Mitigation direction
- Identify any SCO OpenServer 5.0 through 5.0.6 systems still in service.
- Check SCO or current support-channel guidance for an official fix or workaround.
- Restrict local shell access to trusted administrators only.
- Consider replacing or disabling the vulnerable vi only if vendor-supported.
- Monitor critical files for unexpected ownership, permission, or content changes.
Validation and detection
- Inventory SCO OpenServer versions and installed vi components.
- Confirm whether local non-admin users can execute vi.
- Review vendor records for patches or advisories tied to CVE-2001-0627.
- Audit sensitive files for unexplained modifications on legacy systems.
- Prioritize systems with shared-user access or remote shell exposure.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2001-0627 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- sco-openserver-vi-symlink(6588)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.